138205620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:315

約数の個数: 288

約数和(自身を含む): 528353280

約数和(自身を除く): 390147660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 23, 28, 30, 35, 36, 38, 42, 45, 46, 57, 60, 63, 69, 70, 76, 84, 90, 92, 95, 105, 114, 115, 126, 133, 138, 140, 161, 171, 180, 190, 207, 210, 228, 230, 251, 252, 266, 276, 285, 315, 322, 342, 345, 380, 399, 414, 420, 437, 460, 483, 502, 532, 570, 630, 644, 665, 684, 690, 753, 798, 805, 828, 855, 874, 966, 1004, 1035, 1140, 1197, 1255, 1260, 1311, 1330, 1380, 1449, 1506, 1596, 1610, 1710, 1748, 1757, 1932, 1995, 2070, 2185, 2259, 2394, 2415, 2510, 2622, 2660, 2898, 3012, 3059, 3220, 3420, 3514, 3765, 3933, 3990, 4140, 4370, 4518, 4769, 4788, 4830, 5020, 5244, 5271, 5773, 5796, 5985, 6118, 6555, 7028, 7245, 7530, 7866, 7980, 8740, 8785, 9036, 9177, 9538, 9660, 10542, 11295, 11546, 11970, 12236, 13110, 14307, 14490, 15060, 15295, 15732, 15813, 17319, 17570, 18354, 19076, 19665, 21084, 22590, 23092, 23845, 23940, 26220, 26355, 27531, 28614, 28865, 28980, 30590, 31626, 33383, 34638, 35140, 36708, 39330, 40411, 42921, 45180, 45885, 47690, 51957, 52710, 55062, 57228, 57730, 61180, 63252, 66766, 69276, 71535, 78660, 79065, 80822, 85842, 86595, 91770, 95380, 100149, 103914, 105420, 109687, 110124, 115460, 121233, 133532, 137655, 143070, 158130, 161644, 166915, 171684, 173190, 183540, 200298, 202055, 207828, 214605, 219374, 242466, 259785, 275310, 286140, 300447, 316260, 329061, 333830, 346380, 363699, 400596, 404110, 429210, 438748, 484932, 500745, 519570, 548435, 550620, 600894, 606165, 658122, 667660, 727398, 767809, 808220, 858420, 987183, 1001490, 1039140, 1096870, 1201788, 1212330, 1316244, 1454796, 1502235, 1535618, 1645305, 1818495, 1974366, 2002980, 2193740, 2303427, 2424660, 3004470, 3071236, 3290610, 3636990, 3839045, 3948732, 4606854, 4935915, 6008940, 6581220, 6910281, 7273980, 7678090, 9213708, 9871830, 11517135, 13820562, 15356180, 19743660, 23034270, 27641124, 34551405, 46068540, 69102810, 138205620]

約数ペア:

[(1, 138205620), (2, 69102810), (3, 46068540), (4, 34551405), (5, 27641124), (6, 23034270), (7, 19743660), (9, 15356180), (10, 13820562), (12, 11517135), (14, 9871830), (15, 9213708), (18, 7678090), (19, 7273980), (20, 6910281), (21, 6581220), (23, 6008940), (28, 4935915), (30, 4606854), (35, 3948732), (36, 3839045), (38, 3636990), (42, 3290610), (45, 3071236), (46, 3004470), (57, 2424660), (60, 2303427), (63, 2193740), (69, 2002980), (70, 1974366), (76, 1818495), (84, 1645305), (90, 1535618), (92, 1502235), (95, 1454796), (105, 1316244), (114, 1212330), (115, 1201788), (126, 1096870), (133, 1039140), (138, 1001490), (140, 987183), (161, 858420), (171, 808220), (180, 767809), (190, 727398), (207, 667660), (210, 658122), (228, 606165), (230, 600894), (251, 550620), (252, 548435), (266, 519570), (276, 500745), (285, 484932), (315, 438748), (322, 429210), (342, 404110), (345, 400596), (380, 363699), (399, 346380), (414, 333830), (420, 329061), (437, 316260), (460, 300447), (483, 286140), (502, 275310), (532, 259785), (570, 242466), (630, 219374), (644, 214605), (665, 207828), (684, 202055), (690, 200298), (753, 183540), (798, 173190), (805, 171684), (828, 166915), (855, 161644), (874, 158130), (966, 143070), (1004, 137655), (1035, 133532), (1140, 121233), (1197, 115460), (1255, 110124), (1260, 109687), (1311, 105420), (1330, 103914), (1380, 100149), (1449, 95380), (1506, 91770), (1596, 86595), (1610, 85842), (1710, 80822), (1748, 79065), (1757, 78660), (1932, 71535), (1995, 69276), (2070, 66766), (2185, 63252), (2259, 61180), (2394, 57730), (2415, 57228), (2510, 55062), (2622, 52710), (2660, 51957), (2898, 47690), (3012, 45885), (3059, 45180), (3220, 42921), (3420, 40411), (3514, 39330), (3765, 36708), (3933, 35140), (3990, 34638), (4140, 33383), (4370, 31626), (4518, 30590), (4769, 28980), (4788, 28865), (4830, 28614), (5020, 27531), (5244, 26355), (5271, 26220), (5773, 23940), (5796, 23845), (5985, 23092), (6118, 22590), (6555, 21084), (7028, 19665), (7245, 19076), (7530, 18354), (7866, 17570), (7980, 17319), (8740, 15813), (8785, 15732), (9036, 15295), (9177, 15060), (9538, 14490), (9660, 14307), (10542, 13110), (11295, 12236), (11546, 11970)]